Psalm 119:9 How can a young person stay on the path of purity? By living according to your word.
God knows we are going to fall short of the law at some stage in our lives, but He also knows we are going to need those same laws to teach us how to live.
Instruction manuals are great if you get to read them and follow the advice in them – our bible are more than instruction manuals for our lives!
Jesus came into this world to show us the right way to live and to share that with people so they could spread the word.
God inspired the right people to write down those words so we would have them to be inspired by too.